diff --git a/erpnext/assets/doctype/asset_maintenance_log/asset_maintenance_log.py b/erpnext/assets/doctype/asset_maintenance_log/asset_maintenance_log.py
index 7c21c24..f169f01 100644
--- a/erpnext/assets/doctype/asset_maintenance_log/asset_maintenance_log.py
+++ b/erpnext/assets/doctype/asset_maintenance_log/asset_maintenance_log.py
@@ -44,26 +44,3 @@
 def get_maintenance_tasks(doctype, txt, searchfield, start, page_len, filters):
 	asset_maintenance_tasks = frappe.db.get_values('Asset Maintenance Task', {'parent':filters.get("asset_maintenance")}, 'maintenance_task')
 	return asset_maintenance_tasks
-
-@frappe.whitelist()
-def get_events(start, end, filters=None):
-	"""Returns events for Gantt / Calendar view rendering.
-
-	:param start: Start date-time.
-	:param end: End date-time.
-	:param filters: Filters (JSON).
-	"""
-	from frappe.desk.calendar import get_event_conditions
-	conditions = get_event_conditions("Asset Maintenance Log", filters)
-	data = frappe.db.sql("""select name, due_date, due_date,
-		task, maintenance_status, asset_name from `tabAsset Maintenance Log`
-		where ((ifnull(due_date, '0000-00-00')!= '0000-00-00') \
-				and (due_date <= %(end)s) \
-			or ((ifnull(due_date, '0000-00-00')!= '0000-00-00') \
-				and due_date >= %(start)s))
-		{conditions}""".format(conditions=conditions), {
-			"start": start,
-			"end": end
-		}, as_dict=True, update={"allDay": 0})
-
-	return data
\ No newline at end of file
diff --git a/erpnext/assets/doctype/asset_maintenance_log/asset_maintenance_log_calendar.js b/erpnext/assets/doctype/asset_maintenance_log/asset_maintenance_log_calendar.js
index a497884..c804b31 100644
--- a/erpnext/assets/doctype/asset_maintenance_log/asset_maintenance_log_calendar.js
+++ b/erpnext/assets/doctype/asset_maintenance_log/asset_maintenance_log_calendar.js
@@ -18,5 +18,5 @@
 			"label": __("Asset Maintenance")
 		}
 	],
-	get_events_method: "erpnext.assets.doctype.asset_maintenance_log.asset_maintenance_log.get_events"
+	get_events_method: "frappe.desk.calendar.get_events"
 };
diff --git a/erpnext/hr/doctype/training_event/training_event.py b/erpnext/hr/doctype/training_event/training_event.py
index 1972100..1b13b70 100644
--- a/erpnext/hr/doctype/training_event/training_event.py
+++ b/erpnext/hr/doctype/training_event/training_event.py
@@ -11,29 +11,3 @@
 	def validate(self):
 		self.employee_emails = ', '.join(get_employee_emails([d.employee
 			for d in self.employees]))
-
-@frappe.whitelist()
-def get_events(start, end, filters=None):
-	"""Returns events for Gantt / Calendar view rendering.
-
-	:param start: Start date-time.
-	:param end: End date-time.
-	:param filters: Filters (JSON).
-	"""
-	from frappe.desk.calendar import get_event_conditions
-	conditions = get_event_conditions("Training Event", filters)
-
-	data = frappe.db.sql("""
-		select
-			name, event_name, event_status, start_time, end_time
-		from
-			`tabTraining Event`
-		where (ifnull(start_time, '0000-00-00')!= '0000-00-00') \
-			and (start_time between %(start)s and %(end)s)
-			and docstatus < 2
-			{conditions}
-		""".format(conditions=conditions), {
-			"start": start,
-			"end": end
-		}, as_dict=True, update={"allDay": 0})
-	return data
diff --git a/erpnext/hr/doctype/training_event/training_event_calendar.js b/erpnext/hr/doctype/training_event/training_event_calendar.js
index cb93851..cb168c0 100644
--- a/erpnext/hr/doctype/training_event/training_event_calendar.js
+++ b/erpnext/hr/doctype/training_event/training_event_calendar.js
@@ -10,5 +10,5 @@
 		"allDay": "allDay"
 	},
 	gantt: true,
-	get_events_method: "erpnext.hr.doctype.training_event.training_event.get_events",
+	get_events_method: "frappe.desk.calendar.get_events",
 }
diff --git a/erpnext/manufacturing/doctype/production_order/production_order.py b/erpnext/manufacturing/doctype/production_order/production_order.py
index bf9d3b6..d45fbde 100644
--- a/erpnext/manufacturing/doctype/production_order/production_order.py
+++ b/erpnext/manufacturing/doctype/production_order/production_order.py
@@ -562,30 +562,6 @@
 	return stock_entry.as_dict()
 
 @frappe.whitelist()
-def get_events(start, end, filters=None):
-	"""Returns events for Gantt / Calendar view rendering.
-
-	:param start: Start date-time.
-	:param end: End date-time.
-	:param filters: Filters (JSON).
-	"""
-	from frappe.desk.calendar import get_event_conditions
-	conditions = get_event_conditions("Production Order", filters)
-
-	data = frappe.db.sql("""select name, production_item, planned_start_date,
-		planned_end_date, status
-		from `tabProduction Order`
-		where ((ifnull(planned_start_date, '0000-00-00')!= '0000-00-00') \
-				and (planned_start_date <= %(end)s) \
-			and ((ifnull(planned_start_date, '0000-00-00')!= '0000-00-00') \
-				and ifnull(planned_end_date, '2199-12-31 00:00:00') >= %(start)s)) {conditions}
-		""".format(conditions=conditions), {
-			"start": start,
-			"end": end
-		}, as_dict=True, update={"allDay": 0})
-	return data
-
-@frappe.whitelist()
 def make_timesheet(production_order, company):
 	timesheet = frappe.new_doc("Timesheet")
 	timesheet.employee = ""
diff --git a/erpnext/manufacturing/doctype/production_order/production_order_calendar.js b/erpnext/manufacturing/doctype/production_order/production_order_calendar.js
index 47cac28..ce2600a 100644
--- a/erpnext/manufacturing/doctype/production_order/production_order_calendar.js
+++ b/erpnext/manufacturing/doctype/production_order/production_order_calendar.js
@@ -42,5 +42,5 @@
 			"label": __("WIP Warehouse")
 		}
 	],
-	get_events_method: "erpnext.manufacturing.doctype.production_order.production_order.get_events"
+	get_events_method: "frappe.desk.calendar.get_events"
 }
diff --git a/erpnext/projects/doctype/task/task.py b/erpnext/projects/doctype/task/task.py
index 52d9025..2a1b0e0 100644
--- a/erpnext/projects/doctype/task/task.py
+++ b/erpnext/projects/doctype/task/task.py
@@ -148,30 +148,6 @@
 	return frappe.db.sql("""select name from `tabTask`
 		where parent_task = %s""", name)
 
-@frappe.whitelist()
-def get_events(start, end, filters=None):
-	"""Returns events for Gantt / Calendar view rendering.
-
-	:param start: Start date-time.
-	:param end: End date-time.
-	:param filters: Filters (JSON).
-	"""
-	from frappe.desk.calendar import get_event_conditions
-	conditions = get_event_conditions("Task", filters)
-
-	data = frappe.db.sql("""select name, exp_start_date, exp_end_date,
-		subject, status, project from `tabTask`
-		where ((ifnull(exp_start_date, '0000-00-00')!= '0000-00-00') \
-				and (exp_start_date <= %(end)s) \
-			or ((ifnull(exp_end_date, '0000-00-00')!= '0000-00-00') \
-				and exp_end_date >= %(start)s))
-		{conditions}""".format(conditions=conditions), {
-			"start": start,
-			"end": end
-		}, as_dict=True, update={"allDay": 0})
-
-	return data
-
 def get_project(doctype, txt, searchfield, start, page_len, filters):
 	from erpnext.controllers.queries import get_match_cond
 	return frappe.db.sql(""" select name from `tabProject`
diff --git a/erpnext/projects/doctype/task/task_calendar.js b/erpnext/projects/doctype/task/task_calendar.js
index d7468a5..49dbb76 100644
--- a/erpnext/projects/doctype/task/task_calendar.js
+++ b/erpnext/projects/doctype/task/task_calendar.js
@@ -19,5 +19,5 @@
 			"label": __("Project")
 		}
 	],
-	get_events_method: "erpnext.projects.doctype.task.task.get_events"
+	get_events_method: "frappe.desk.calendar.get_events"
 }
diff --git a/erpnext/restaurant/doctype/restaurant_reservation/restaurant_reservation.js b/erpnext/restaurant/doctype/restaurant_reservation/restaurant_reservation.js
index 9218338..cebd105 100644
--- a/erpnext/restaurant/doctype/restaurant_reservation/restaurant_reservation.js
+++ b/erpnext/restaurant/doctype/restaurant_reservation/restaurant_reservation.js
@@ -2,6 +2,9 @@
 // For license information, please see license.txt
 
 frappe.ui.form.on('Restaurant Reservation', {
+	setup: function(frm) {
+		frm.add_fetch('customer', 'customer_name', 'customer_name');
+	},
 	refresh: function(frm) {
 
 	}
diff --git a/erpnext/restaurant/doctype/restaurant_reservation/restaurant_reservation.py b/erpnext/restaurant/doctype/restaurant_reservation/restaurant_reservation.py
index 63a36f0..f96de44 100644
--- a/erpnext/restaurant/doctype/restaurant_reservation/restaurant_reservation.py
+++ b/erpnext/restaurant/doctype/restaurant_reservation/restaurant_reservation.py
@@ -12,30 +12,3 @@
 	def validate(self):
 		if not self.reservation_end_time:
 			self.reservation_end_time = get_datetime(self.reservation_time) + timedelta(hours=1)
-
-@frappe.whitelist()
-def get_events(start, end, filters=None):
-	"""Returns events for Gantt / Calendar view rendering.
-
-	:param start: Start date-time.
-	:param end: End date-time.
-	:param filters: Filters (JSON).
-	"""
-	from frappe.desk.calendar import get_event_conditions
-	conditions = get_event_conditions("Restaurant Reservation", filters)
-
-	data = frappe.db.sql("""select name, reservation_time,
-			reservation_end_time, customer_name, status, no_of_people
-		from
-			`tabRestaurant Reservation`
-		where
-			((ifnull(reservation_time, '0000-00-00')!= '0000-00-00') \
-				and (reservation_time <= %(end)s) \
-			or ((ifnull(reservation_end_time, '0000-00-00')!= '0000-00-00') \
-				and reservation_end_time >= %(start)s))
-		{conditions}""".format(conditions=conditions), {
-			"start": start,
-			"end": end
-		}, as_dict=True, update={"allDay": 0})
-
-	return data
diff --git a/erpnext/restaurant/doctype/restaurant_reservation/restaurant_reservation_calendar.js b/erpnext/restaurant/doctype/restaurant_reservation/restaurant_reservation_calendar.js
index 09e8f8d..fe3dc57 100644
--- a/erpnext/restaurant/doctype/restaurant_reservation/restaurant_reservation_calendar.js
+++ b/erpnext/restaurant/doctype/restaurant_reservation/restaurant_reservation_calendar.js
@@ -14,5 +14,5 @@
 			"label": __("Customer Name")
 		}
 	],
-	get_events_method: "erpnext.restaurant.doctype.restaurant_reservation.restaurant_reservation.get_events"
+	get_events_method: "frappe.desk.calendar.get_events"
 };